PR308S31ESU Datasheet, PDF (6/14 Pages) Sharp Electrionic Components – Output current, IT(rms) 8.0A

Fig.1 Forward Current vs.
Ambient Temperature
60
50
40
30
20
10
0
−20 0
25 50 75 80 100 125
Ambient temperature T_a (˚C)
Fig.2 RMS ON-state Current vs.
Ambient Temperature
10
9
8
7
(5)
6
(4) (3)
(1)
(2)
5
4
(6)
3
2
1
0
−20 0
25 50 75 80 100 125
Ambient temperature T_a (˚C)
Fig.3 RMS ON-state Current vs.
Case Temperature
8
6
4
2
0
−20 0
20 40 60 80 100 120 140
Case temperature T_C (˚C)
PR308S31ESU
(1) With infinite heat sink
(2) With heat sink (200×200×2mm Al plate)
(3) With heat sink (100×100×2mm Al plate)
(4) With heat sink (75×75×2mm Al plate)
(5) With heat sink (50×50×2mm Al plate)
(6) Without heat sink
(Note) In natural cooling condition, please locate Al plate
vertically, spread the thermal conductive silicone
grease on the touch surface of the device and tighten
up the device in the center of Al plate at the torque
of 0.4N•m.
Fig.4 Forward Current vs. Forward Voltage
100
T_a=75˚C
50˚C
25˚C
0˚C
10
1
0.9 1 1.1 1.2 1.3 1.4 1.5
Forward voltage V_F (V)
Sheet No.: D4-A03601EN
6